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Patent Searching and Data


Title:
CYLINDER DEVICE
Document Type and Number:
Japanese Patent JP2012077808
Kind Code:
A
Abstract:

To provide a cylinder device, in which degassing can be efficiently performed without increasing the size of the device.

On an end part peripheral wall in the axial direction of a cylinder 3, a degassing hole 24 is formed at a position on an upper side in a mounted state, a C-shaped ring 52 is disposed along the outer periphery of the cylinder 3 to cover the degassing hole 24, and a space 53 is formed between the C-shaped ring 52 and the outer periphery of the cylinder 3 to communicate with the degassing hole 24. As the C-shaped ring 52 has a discharge region in which the space 53 is communicatable with operating fluid in a reservoir chamber 6 in a mounted state, degassing can be efficiently performed without increasing the size of the device.


Inventors:
SHIBAHARA KAZUAKI
Application Number:
JP2010000222009
Publication Date:
April 19, 2012
Filing Date:
September 30, 2010
Export Citation:
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Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD
International Classes:
F16F9/40; B61F5/24; F16F9/32
Domestic Patent References:
JPH01102539U1989-07-11
JPH1182603A1999-03-26
JPH1163073A1999-03-05
JPH11344068A1999-12-14
JP2009103284A2009-05-14
JPS469168Y11971-04-01
JPH06330977A1994-11-29
JP2009243634A2009-10-22
JP2009281584A2009-12-03
JP2011208692A2011-10-20
JPH11132277A1999-05-18
JP2000097277A2000-04-04
Attorney, Agent or Firm:
萼 経夫